大约有 11,700 项符合查询结果（耗时：0.0310秒） [XML]
Multiple Indexes vs Multi-Column Indexes
... 2) Clustered index should be a Relational Key, ie. not an IDENTITY, GUID, etc. 3) "Then an index with state, county, zip. will be used in all three of these searches." is false, and contradicts "the first column is usable". The 2nd & subs cols in the index are not usable for search.
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Detect all changes to a (immediately) using JQuery
... You can trigger a custom event on the input when propertychange, keyup etc , and then use it anywhere.
– Ivan Ivković
May 17 '13 at 11:15
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Meaning of -
...des (for example, letters with accents, currency symbols, graphic symbols, etc.), ASCII is not suitable and you need something more extensive. You need more characters (a different character set) and you need a different encoding as 128 characters is not enough to fit all the characters in. Some enc...
Database development mistakes made by application developers [closed]
...es to deal with problems that are trivial in langues like Java, C#, Delphi etc.
This lack of understanding manifests itself in a few ways.
Inappropriately imposing too much procedural or imperative logic on the databse.
Inappropriate or excessive use of cursors. Especially when a single query wou...
Access is denied when attaching a database
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Same problem, and solution, for me. 2008R2, Win 7, etc. Just added myself explicitly to the security list, and it worked. I suppose that SQL Server can read them, once attached, but not under my credentials when attaching?
– Andrew Backer
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Remove underline from links in TextView - Android
...ng from resources, you need to encode it. > = &gt;, < = &lt; etc. For example: <string name="link_to_google" >&lt;a href="https://www.google.com/"&gt;Google&lt;/a&gt;</string> See developer.android.com/guide/topics/resources/string-resource
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Should I use int or Int32
...rive an enum from something else besides a intrinsic data type (int, byte, etc.) you will receive an error that looks like: Type byte, sbyte, short, ushort, int, uint, long, or ulong expected.
– raddevus
Dec 3 '10 at 21:17
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How to trigger an event after using event.preventDefault()
...d with form submit. Likewise you could get function from onclick attribute etc.
$('form').on('submit', function(event) {
event.preventDefault();
// code
event.currentTarget.submit();
});
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Creating a new empty branch for a new project
...e documentation files, commit them and push them up to github.
A pull or fetch will always update the local information about all the remote branches. If you only want to pull/fetch the information for a single remote branch, you need to specify it.
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Show a popup/message box from a Windows batch file
...me. Others have reported it works on Home Premium and Enterprise, Ultimate etc.. seems plain old home doesn't get it (it doesn't exist in System32, but can be added).
– shox
May 1 '18 at 21:33
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